4990185

素因数分解:

$3^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{641}}^1$

素因数の和:825

約数の個数: 24

約数和(自身を含む): 8713224

約数和(自身を除く): 3723039

約数列:

[1, 3, 5, 9, 15, 45, 173, 519, 641, 865, 1557, 1923, 2595, 3205, 5769, 7785, 9615, 28845, 110893, 332679, 554465, 998037, 1663395, 4990185]

約数ペア:

[(1, 4990185), (3, 1663395), (5, 998037), (9, 554465), (15, 332679), (45, 110893), (173, 28845), (519, 9615), (641, 7785), (865, 5769), (1557, 3205), (1923, 2595)]